Extension to log postMessage()
- console.info for postMessages from all_frames.
- detects the scope of sent messages.
- origins that are insecure due to being a sandbox domain or a wildcard, will be prefixed with UNSAFE.
- detects if a website does not check MessageEvent.origin
- MessageChannel API
https://chrome.google.com/webstore/detail/aodfhblfhpcdadgcnpkfibjgjdoenoja https://addons.mozilla.org/en-US/firefox/addon/postlogger/
May cause unexpected behavour, if you find a security issue contact me.